MECHANICAL SEAL FOR UNDERWATER PUMP,申请号JP19900213094-传众专利搜索

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发明名称	MECHANICAL SEAL FOR UNDERWATER PUMP
摘要
申请公布号	JPH0495674(A)	申请公布日期	1992.03.27
申请号	JP19900213094	申请日期	1990.08.10
申请人	NIPPON PILLAR PACKING CO LTD	发明人	IWAMOTO YASUTAKA
分类号	F04D29/12;F16J15/36	主分类号	F04D29/12
代理机构		代理人
主权项
地址

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